283,805+ Java Software Engineer Cloudnative Api Security Jobs in UK — Top Companies Hiring July 2026

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Commodities Python Engineer in London Verition Group LLC

Good-to-have Qualifications: Experience with other object-oriented programming languages such as Java, C#, or C++. Experience with quantitative development in the financial industry and familiarity with pricing models, risk models, analytics, and business objectives. Required Qualific ...

Project Engineer (Building)

Project Engineer (Building) (RAPBE ) Antrim, Northern Ireland Salary: GBP35,000 - GBP40,000 per annum + Excellent Benefits Package Location: Antrim, Northern Ireland Project Engineer Are you looking for a Project Engineer role? VANRATH are recruitin ...

Technology Lead (Remote UK)

Compensation Range:£90,000–£120,000Compensation Disclaimer:The salary range listed reflects the base pay for this role at Altus Group and is provided where required by local regulations. Actual offers may differ based on experience, market conditions, and other relevant factor ...

Technology Lead (Remote UK)

Compensation Range:£90,000–£120,000Compensation Disclaimer:The salary range listed reflects the base pay for this role at Altus Group and is provided where required by local regulations. Actual offers may differ based on experience, market conditions, and other relevant factor ...

Senior Prompt Engineer

Role Overview We are looking for a Senior Prompt Engineer to lead the design, optimisation, and scaling of advanced prompting strategies for large language models (LLMs). This role focuses on delivering context-aware, safe, and efficient AI outputs across complex enterprise use cas ...

Infrastructure Support Engineer

Infrastructure Support Engineer | SC or NPPV3 ClearedReading | Hybrid Working (One Week Onsite, One Week Remote)My client is looking for an experienced SC Cleared or NPPv3 Cleared Infrastructure Engineer to join an exceptional team, working on cutting-edge technical projects. Due to the nature of the wor ...

Java Backend Developer London, UK (Fully REMOTE)

Role: Java Backend Developer with Data PlatformType: 6 Months ContractLocation: London, UK (Fully REMOTE)Working Model: Fully REMOTEPayrate: £450 - £550 per Day on PAYE£530 - £630 per Day on RUPAYE£650 - £750 per Day on Inside IR35 via UmbrellaThe Role: Join our Data Infra ...

Senior Java Architect AWS, High Performance Apps

LA International Computer Consultants Ltd is seeking a Java Technical Architect to lead the design and development of scalable, high-performance applications. The successful candidate will possess strong technical leadership skills and deep expertise in Java and AWS. This is a contract role offered in the United ...

Contract Full Stack Developer: Next.js, Java & Terraform

Inspirec is part of the Goaco Group, seeking a motivated Software Developer to join their team on a contract basis. You will design, develop, and maintain scalable web applications using modern tools like Next.js and Spring Boot. The ideal candidate has experience with front-end technologies and back-e ...

Java Developer: Build Scalable Apps & RESTful APIs

A leading international payments company in the United Kingdom is looking for a Junior-Mid Java Developer to design and implement scalable and high-performance applications. The ideal candidate will have a Bachelor's degree in Computer Science or related field and solid proficiency in Java and its technologies. ...

Software Engineering Manager Commercial Trading (O9)

Summary Join M&S Software Engineering and help shape the digital future of one of the UK’s most trusted brands. You’ll work on products and platforms that support millions of customers and thousands of colleagues, as part of an organisation investing heavily in becoming digital-first and enginee ...

Java (Kotlin) Developer (Agile, Test Driven) AVP

Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build ...

Java Developer for Trading (Securities Lending) VP

Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build ...

FX Risk Lead Java Developer Vice President

Citi’s Markets technology team is growing at lightning speed, and we’re looking for talented technologists to help build the future of global banking. Our teams are creating innovations used across the globe. As the world’s most global bank, Citi provides an opportunity to touch every corner of the globe and dea ...

FX Risk — Lead Java Developer | Vice President

Citi’s Markets technology team is growing at lightning speed, and we’re looking for talented technologists to help build the future of global banking. Our teams are creating innovations used across the globe. As the world’s most global bank, Citi provides an opportunity to touch every corner of the globe and dea ...

Senior Safety Engineer (Land)

Package: Competitive Salary + BenefitsRole ID: 19945 Are you ready to be part of the future? At QinetiQ, we’re not just imagining tomorrow, we are creating it. From cutting‑edge defence technology to ground‑breaking innovations, our mission is to empower and protect lives. Join us as a Senior ...

Reya Labs Rust Engineer

Overview As a Senior Backend Engineer, you will play a crucial role in designing, developing and maintaining robust and scalable backend systems. Your role goes beyond writing code—you’ll architect systems that are resilient, secure, and optimized for low-latency, real-time processing. We’re a dyn ...

GenAI Platform Lead — VP, AI/ML & Fintech Innovation

慨正橡扯 in Greater London is searching for an Applied AI ML Lead to join its innovative team. You will design and deploy scalable GenAI applications, ensuring compliance with data privacy and security standards while mentoring colleagues. The ideal candidate has 5+ years of experience in AI/ML, proficient ...

Senior Embedded Software Engineers (C, ADA, RUST)

Senior Embedded Software Engineers (C, ADA, RUST) Full-time Employment Type: Permanent Compensation: GBP 45600 - GBP 62000 - yearly Senior Software Engineer position focuses on developing and integrating embedded avionics software components for aircraft miss ...

Research Software Engineer Generative Biology Institute Generative Biology Institute Oxford, [...]

At the Ellison Institute of Technology (EIT), we’re on a mission to translate scientific discovery into real world impact. We bring together visionaryscientists, technologists, engineers, researchers, educators and innovators to tackle humanity’s greatest challenges in four transformative areas: < ...

SDET (On Site)

SDET (Software Development Engineer in Test) profile, in short, we are looking for the Software engineer who have experience in working in Test Engineering role and hands‑on experience in Python, AWS and testing tools like pytest, playwright . Key Responsibilities Design and ...

Solutions Architect

Contract Solutions Architect Location: Hybrid - Manchester Contract Type: Outside IR35 Duration: Initial 6 months with extensions Day Rate: Competitive Overview Our client is a leading UK technology consultancy delivering complex transformation prog ...

Solutions Architect

Contract Solutions Architect Location: Hybrid - Manchester Contract Type: Outside IR35 Duration: Initial 6 months with extensions Day Rate: Competitive Overview Our client is a leading UK technology consultancy delivering complex transformation prog ...

E Trading & Post Trade Implementation Specialist Financial Solutions

E-Trading & Post Trade Implementation Specialist - Financial Solutions Location London Business Area Sales and Client Service Ref # Description & Requirements The world's market leaders in Equities, Fixed Income, Currencies and Commodities rely upon Bloomber ...

Automation Tester

Salary: £40,000 - 45,000 per year Requirements Strong automation testing experience using Playwright, Selenium, and Cypress Strong web API and mobile testing experience Good knowledge of Postman Experience with Jira, Azure DevOps, or TestRail </ ...

Platform Engineer

Job DescriptionTitle: Platform EngineerLocation: London (Hybrid – 3 days per week onsite)Type: PermanentSalary & Benefits: Excellent salary package + comprehensive benefitsWe are seeking a talented Platform ...

Platform Engineer

Job DescriptionTitle: Platform EngineerLocation: London (Hybrid – 3 days per week onsite)Type: PermanentSalary & Benefits: Excellent salary package + comprehensive benefitsWe are seeking a talented Platform ...

Senior Lead Infrastructure Engineer Market Data AWS / Snowflake

As a Lead Engineer at JPMorgan Chase within our Market Data Services team you will play a pivotal role in designing, delivering and maintaining critical data distribution systems within the firm. These systems encompass both on-premises and cloud based infrastructure to deliver third party data to multiple ...

Front Office FX Developer (Java/C#) – London

Crédit Agricole SA is seeking a Developer in London to work closely with front office users in foreign exchange trading. The ideal candidate will have coding experience in C# or Java, strong analytical thinking skills, and a keen interest in Financial Services. Responsibilities include developing front-office sy ...

Lead Java Developer: Modernise Legacy to Cloud

TXP is seeking a Lead Java Developer to work in Telford. The successful candidate will join Scrum teams to modernise legacy services into scalable, cloud-aligned platforms. This hands-on role involves technical leadership, mentoring, and driving service development in Java and Spring Boot. Key responsi ...

Full Stack Engineer

Job Title: Full stack EngineerLocation: CardiffHybrid / Flexible WorkingSalary: up to £50,000 + up to 20% annual bonus + benefitsStability, flexibility and the opportunity to work on greenfield projects within one of Europe’s leading financial experts, sound interesting to y ...

Full Stack Engineer

Job Title: Full stack EngineerLocation: CardiffHybrid / Flexible WorkingSalary: up to £50,000 + up to 20% annual bonus + benefitsStability, flexibility and the opportunity to work on greenfield projects within one of Europe’s leading financial experts, sound interesting to y ...

React UI Senior Lead Engineer Synergy EMEA

We have an exciting and rewarding opportunity for you to take your software engineering career to the next level. As a Senior Lead Software Engineer within the Equities Derivatives and Risk Technology team at JPMorgan Chase, you will play a pivotal role in an agile environment, driving the development ...

React UI Senior Lead Engineer Synergy EMEA

We have an exciting and rewarding opportunity for you to take your software engineering career to the next level. As a Senior Lead Software Engineer within the Equities Derivatives and Risk Technology team at JPMorgan Chase, you will play a pivotal role in an agile environment, driving the development ...

UI Developer Lead

Pontoon is an employment consultancy. We put expertise, energy, and enthusiasm into improving everyone's chance of being part of the workplace. We respect and appreciate people of all ethnicities, generations, religious beliefs, sexual orientations, gender identities, and more. We do this by showcasing their tal ...

Sharepoint Architect

Location: UK Type: Contract The Context Thebes Group is an optimisation company specialising in AI-enabled transformation. We help organisations improve workflow, reporting, information management, and operational decision-making by combining process optimisation, ...

Senior Android Engineer

Join to apply for the Senior Android Engineer role at American Express American Express entered the travel agency business in 1915, and today is one of the world’s largest luxury travel and lifestyle service networks. The Travel & Lifestyle Services (TLS) business provides exclusive ...

Firmware Engineer Zigbee Specialist

IMI plc We are a global specialist engineering company that creates breakthrough solutions. We are curious and like to solve problems, partnering with our customers to solve the demands of today and prepare for the challenges of tomorrow. We embrace innovation and care about outcomes that are goo ...

NET Engineer

Salary: £60,000 - 60,000 per year Requirements We require a degree in Computer Science, Software Engineering, or a similar subject. We require demonstrable backend development skills in C# and .NET. We require experience working with Azure DevOps. We ...

Senior Python Developer TypeScript Rust Security

Senior Python Developer / Backend Software Engineer (TypeScript Rust Security) Cambridge to £80kDo you have strong backend software development experience?You could be joining the world's most advanced cybersecurity technology business that uses AI technology to protect clients across the ...

Senior Python Developer TypeScript Rust Security

Senior Python Developer / Backend Software Engineer (TypeScript Rust Security) Cambridge to £80kDo you have strong backend software development experience?You could be joining the world's most advanced cybersecurity technology business that uses AI technology to protect clients across the ...

Staff Software Engineer – Core Developer Experience (DevEx) Remote United Kingdom

Staff Software Engineer – Core Developer Experience (DevEx) Remote - United Kingdom About AlphaSense: The world’s most sophisticated companies rely on AlphaSense to remove uncertainty from decision-making. With market intelligence and search built on proven AI, AlphaSense delive ...

Senior Software Engineer, AI – Global Treasury Payment Network, San Francisco

About Airwallex Airwallex is the only unified payments and financial platform for global businesses. Powered by our unique combination of proprietary infrastructure and software, we empower over 200,000 businesses worldwide – including Brex, Rippling, Navan, Qantas, SH ...

Senior Software Engineer, AI – Global Treasury Payment Network, San Francisco

About Airwallex Airwallex is the only unified payments and financial platform for global businesses. Powered by our unique combination of proprietary infrastructure and software, we empower over 200,000 businesses worldwide – including Brex, Rippling, Navan, Qantas, SH ...

Senior Software Engineer Machine Learning (Marketplace Dynamics) (Remote United Kingdom)

JOB DESCRIPTION SummaryYelp engineering culture is driven by our : we’re a cooperative team that values individual authenticity and encourages creative solutions to problems. All new engineers deploy working code their first week, and we strive to broaden individual impact with support fr ...

IT SUPPORT ENGINEER

8 January 2026 Please, no recruitment agencies. Matsuura has been a driving force in engineering innovation and manufacturing excellence since 1935. Renowned for pioneering advancements in high-speed CNC machining, CNC automation systems, and cutting-edge additive manufacturing tech ...

Senior Android Systems Engineer

Role: Senior Android Systems Engineer (AOSP / Platform)Location: Remote (UK) While the role can operate primarily remotely within the UK, there may be the occasional on-site collaboration at our Liverpool HQ or secure build environment (typically around once ...

Senior Android Systems Engineer

Role: Senior Android Systems Engineer (AOSP / Platform)Location: Remote (UK) While the role can operate primarily remotely within the UK, there may be the occasional on-site collaboration at our Liverpool HQ or secure build environment (typically around once ...

Lead DevSecOps Engineer

TransUnion's Job Applicant Privacy Notice Team OverviewWe're looking for a Lead DevSecOps Engineer to join our growing team.This role reports into Jordan Dinsdale, our Senior Director of Platform Engineering.This team is responsible for ensuring the operational integrity, release governan ...

IT Engineer

Overview IT Engineer – Worksop – £26,500. A leading organisation is seeking an enthusiastic IT Engineer to join their growing team. This is a fantastic opportunity to join a successful and expanding business, acting as the first point of contact for IT support across office and remote users. You’ll g ...

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    Java Software Engineer Cloudnative Api Security Jobs in United Kingdom Job Search Guide, Trends and Insights